/Engine/Plugins/Experimental/GameplayBehaviors/Source/GameplayBehaviorsModule/Public/GameplayBehaviorSubsystem.h
bool StopBehavior ( [AActor](API\Runtime\Engine\GameFramework\AActor) & Avatar, [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UGameplayBehavior](API\Plugins\GameplayBehaviorsModule\UGameplayBehavior) > BehaviorToStop )